1.   Also, GM and Saab have collaborated on a new headrest that reduces the risk of whiplash in an accident.

2.   BMW is adding airbag pillows that open to protect the head, and Saab has new headrests to protect against whiplash injuries.

3.   He bounced up and down on his seat dozens of times, holding onto the new adjustable headrest for support.

4.   It is believed the problem has been caused by a new headrest in the car, required under the new rules, and the higher than usual cockpit sides.